6989159452 has 24 divisors (see below), whose sum is σ = 13351968000. Its totient is φ = 3174741360.

The previous prime is 6989159447. The next prime is 6989159453. The reversal of 6989159452 is 2549519896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6989159453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12973 + ... + 118939.

It is an arithmetic number, because the mean of its divisors is an integer number (556332000).

Almost surely, 2^6989159452 is an apocalyptic number.

It is an amenable number.

6989159452 is a deficient number, since it is larger than the sum of its proper divisors (6362808548).

6989159452 is a wasteful number, since it uses less digits than its factorization.

6989159452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107481 (or 107479 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 58.

The square root of 6989159452 is about 83601.1928862262. The cubic root of 6989159452 is about 1911.9431857998.

The spelling of 6989159452 in words is "six billion, nine hundred eighty-nine million, one hundred fifty-nine thousand, four hundred fifty-two".